Salicylic Acid-13C6, 1mg

2,2',3,3',5,5',6,6'-Octachlorobiphenyl (202)

Cimetidine sulphoxide dihydrochloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 54237-72-8

2,2',3,3',4,4',5,6,6'-Nonabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, toluene